Portion of a motorcycle rim



FIG. 1 is a perspective view of a motorcycle wheel embodying the present invention;

FIG. 2 is a side view of the design shown in FIG. 1; and,

FIG. 3 is an enlarged section view of the design taken along line 3—3 in FIG. 2.

The present application is directed to the design illustrated in the drawings. The other features of the drawings, such as the tire, hub, and spokes shown in FIG. 1, are not considered part of the design sought to be patented, and have accordingly been shown in broken lines.

The side view opposite FIG. 2 is a mirror image of FIG. 2. 

The ornamental design for a portion of a motorcycle rim, as shown and described. 